An auxiliary longitudinal member of the structural framework of a fuselage, nacelle, empennage, wing, and the like. It is designed to stiffen and/or support the skin by attachment of bulkheads, formers, frames, ribs, and the like.
Classification: Other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites)
NSN 5996-01-614-6669
NSN 6135-01-435-8451
NSN 6620-01-406-6840
NSN 5950-01-033-3950
NSN 5996-00-325-6285
NSN 6105-01-384-0648
NSN 2925-01-391-9247
NSN 6220-00-660-5539
NSN 6220-00-904-2429
NSN 6220-01-590-6337
NSN 5935-01-634-0668
NSN 6145-01-131-2417